EGM
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Engineers Gate Manager’s SI-BONE Inc SIBN Stock Holding History

Engineers Gate Manager’s Portfolio SIBN Stock Details SIBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.2M Buy
94,924
+3,803
+4% +$59.5K 0.02% 959
2025
Q4 		$1.8M Sell
91,121
-6,341
-7% -$110K 0.02% 750
2025
Q3 		$1.43M Buy
97,462
+5,932
+6% +$96.9K 0.02% 957
2025
Q2 		$1.72M Buy
91,530
+78,161
+585% +$1.3M 0.02% 807
2025
Q1 		$188K Buy
+13,369
New +$216K ﹤0.01% 1907
2024
Q3 		– Sell
-10,823
Closed -$140K – 2376
2024
Q2 		$140K Buy
+10,823
New +$155K ﹤0.01% 1702
2023
Q4 		– Sell
-34,094
Closed -$724K – 2227
2023
Q3 		$724K Sell
34,094
-27,936
-45% -$647K 0.03% 891
2023
Q2 		$1.67M Buy
+62,030
New +$1.51M 0.06% 424
2022
Q3 		– Sell
-12,861
Closed -$170K – 2033
2022
Q2 		$170K Buy
+12,861
New +$214K 0.01% 1654
2021
Q3 		– Sell
-21,895
Closed -$689K – 1945
2021
Q2 		$689K Buy
21,895
+5,867
+37% +$190K 0.04% 647
2021
Q1 		$510K Sell
16,028
-8,295
-34% -$255K 0.03% 983
2020
Q4 		$727K Sell
24,323
-563
-2% -$13.7K 0.03% 748
2020
Q3 		$590K Buy
+24,886
New +$494K 0.03% 899
2020
Q2 		– Sell
-42,849
Closed -$512K – 1950
2020
Q1 		$512K Buy
+42,849
New +$787K 0.04% 750
2019
Q4 		– Sell
-19,285
Closed -$341K – 1821
2019
Q3 		$341K Buy
+19,285
New +$369K 0.02% 955

Other funds holding SIBN

FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return
CCM
Cadian Capital Management New York $821M AUM 14.36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
GIM
Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $14.3B AUM 19.8% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

Engineers Gate Manager's SIBN Position: Q1 2026 in Review

Engineers Gate Manager increased its SI-BONE Inc (SIBN) stake by 4.2% in Q1 2026, buying an estimated $59.5K and bringing the position to 94,924 shares worth $1.2M. The position accounts for 0.02% of the portfolio, ranked #959.

Engineers Gate Manager first reported a position in SIBN in Q3 2019 and has held it in 15 quarters since. The position peaked at $1.8M in Q4 2025. 180 funds tracked by Wall St. Rank hold SIBN as of Q1 2026.

  • Engineers Gate Manager held 94,924 shares of SI-BONE Inc worth $1.2M as of Q1 2026.
  • Engineers Gate Manager bought 3,803 SI-BONE Inc shares in Q1 2026, an estimated $59.5K.
  • SI-BONE Inc made up 0.02% of Engineers Gate Manager's portfolio in Q1 2026, its #959 holding.
  • Engineers Gate Manager first reported a position in SI-BONE Inc in Q3 2019 and has held it in 15 quarters since.
  • Engineers Gate Manager's SI-BONE Inc position peaked at $1.8M in Q4 2025.
  • 180 funds tracked by Wall St. Rank held SI-BONE Inc as of Q1 2026.

Based on Engineers Gate Manager's 13F filing for Q1 2026, filed 15 May 2026.